Pedido de patente depositado
#2.1
01/10/1989
RPI 951
Application data
Number
PI8803926Type
Filing
Publication
The letters patent expired on 09/02/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 01/10/1989. We update with every new RPI gazette, published weekly.
Applicants
Eletec-Eletrônica e Telecomunicações Ltda
MG, BR
Telecomunicações de Minas Gerais S/A - TELEMIG
MG, BR
Inventors
M. M. (pessoa física)
BR
P. S. (pessoa física)
BR
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
01/10/1989
RPI 951
#21.1
Patente extinta em 04/08/2003
09/02/2008
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04/12/1994
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10/09/1990
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